code: def execute(self, argv: List) -> bool:
      if not argv:
          print("ERROR: You must give at least one module to install.")
          return False
  
      options = [arg for arg in argv if arg.startswith("-")]
      argv = [arg for arg in argv if not arg.startswith("-")]
      args = self.parser.parse_args(options)
  
      manager = LocalModuleManager()
      for _arg in argv:
          if os.path.exists(_arg) and os.path.isdir(_arg):
              manager.install(directory=_arg)
          elif os.path.exists(_arg) and xarfile.is_xarfile(_arg):
              manager.install(archive=_arg)
          else:
              _arg = _arg.split("==")
              name = _arg[0]
              version = None if len(_arg) == 1 else _arg[1]
              CacheUpdater("hub_install", name, version).start()
              manager.install(
                  name=name,
                  version=version,
                  ignore_env_mismatch=args.ignore_env_mismatch,
              )
      return True
  
file_path: PaddleHub/paddlehub/commands/install.py
imports: import argparse
  import os
  from typing import List
  from paddlehub.commands import register
  from paddlehub.module.manager import LocalModuleManager
  from paddlehub.utils import xarfile
  from paddlehub.server.server import CacheUpdater
label_desc: Use image node_id 2 for calling the InstallCommand obj's underlying member method code with example usage: obj.execute(argv) and returns: True, False